<!DOCTYPE html>
<html>
{%- block html %}
  <head>
    {%- block head %}
    <title>{% block title %}{% endblock title %}</title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script src="static/echarts.min.js"></script>
    <script src="static/jquery.js?bootstrap=3.3.7.0"></script>
    <script src="static/bootstrap.js?bootstrap=3.3.7.0"></script>
    <link href="static/bootstrap.css?bootstrap=3.3.7.0" rel="stylesheet">
    <link href="static/main.css" rel="stylesheet" type="text/css">
    {%- endblock head %}
  </head>
  <body>
    {% block body -%}

        {% block content %}

        {% endblock %}

    {%- endblock body %}
  </body>
{%- endblock html %}
</html>